Home / 51,672.19-77,525.54-20,083.26

Finding the Fourth Proportional to 51,672.19, 77,525.54 and 20,083.26

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Solution

The fourth proportional to 51,672.19, 77,525.54 and 20,083.26 is: 30,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,672.19 : 77,525.54 = 20,083.26 : x
  2. Step 2: Convert to fraction form
    51,672.19/77,525.54 = 20,083.26/x
  3. Step 3: Cross multiply
    51,672.19x = 77,525.54 × 20,083.26
  4. Step 4: Simplify right side
    51,672.19x = 1,556,965,576.46
  5. Step 5: Solve for x
    x = 1,556,965,576.46/51,672.19
  6. Step 6: Final answer
    x = 30,131.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.